| Spiral welded pipe mill|Longitudinal equipment Made in China|Slitting equipment|Cross-cutting equipment-Taiyuan, Shanxi, China Metallurgical Equipment Research Institute |
| Spiral welded pipe mill,Longitudinal equipment Made in China,Slitting equipment,Cross-cutting equipment,Spiral welded pipe unit specialized in Chinese,spiral welded pipe equipment,straight seam welded pipe equipment,the development of seamless steel pipe |
| Keywords : Spiral welded pipe mill, Longitudinal equipment Made in China, Slitting equipment, Cross-cutting equipment |
